<%- # the license inside this block applies to this file
        # Copyright 2019 Google Inc.
        # Licensed under the Apache License, Version 2.0 (the "License");
        # you may not use this file except in compliance with the License.
        # You may obtain a copy of the License at
        #
        #     http://www.apache.org/licenses/LICENSE-2.0
        #
        # Unless required by applicable law or agreed to in writing, software
        # distributed under the License is distributed on an "AS IS" BASIS,
        # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
        # See the License for the specific language governing permissions and
        # limitations under the License.
-%>
func resourceSourceRepoRepositoryPubSubConfigsHash(v interface{}) int {
        if v == nil {
                return 0
        }

        var buf bytes.Buffer
        m := v.(map[string]interface{})

        buf.WriteString(fmt.Sprintf("%s-", GetResourceNameFromSelfLink(m["topic"].(string))))
        buf.WriteString(fmt.Sprintf("%s-", m["message_format"].(string)))
        if v, ok := m["service_account_email"]; ok {
                buf.WriteString(fmt.Sprintf("%s-", v.(string)))
        }

        return hashcode(buf.String())
}
